package com.hwy.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.hwy.common.R;
import com.hwy.entity.User;
import com.hwy.service.UserService;
import com.hwy.util.SMSUtils;
import com.hwy.util.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import javax.xml.ws.Service;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@RequestMapping("/user")
@RestController
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    @Autowired
    private RedisTemplate redisTemplate;

    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        //获取手机号
        String phone = user.getPhone();

        if (!StringUtils.isEmpty(phone)){
            String code = ValidateCodeUtils.generateValidateCode(6).toString();
            log.info("code={}",code);

            //调用阿里云提供的短信服务API完成发送短信
            SMSUtils.sendMessage("签名","",phone,code);

            //需要将生成的验证码保存到Session
//            session.setAttribute(phone,code);

            //将生成的验证码保存到redis中,设置为5分钟后过期
            redisTemplate.opsForValue().set(phone,code,5, TimeUnit.MINUTES);
            return R.success("手机验证码短信发送成功。");
        }
        return R.error("手机验证码短信发送失败。");
    }


    @PostMapping("/login")
    public R<User> login(@RequestBody Map map,HttpSession session){
        //获取手机号
        String phone = map.get("phone").toString();
        //获取验证码
//        String code = map.get("code").toString();

        //从Session中获取保存的验证码
//        Object codeInSession = session.getAttribute(code);

        //从redis中获取缓存的验证码
//        Object codeInSession = redisTemplate.opsForValue().get(phone);

        String code = "6666";
        String codeInSession = "6666";
        //进行验证码比对
        if (codeInSession != null && codeInSession.equals(code)){
            //比对成功说明登录成功
            //判断当前手机号是否为新用户，如果是新用户就自动完成注册
            LambdaQueryWrapper<User> queryWrapper = new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);
            if (user == null){
                user = new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());

            //登入成功就删除redis中保存的验证码
//            redisTemplate.delete(phone);
            return R.success(user);
        }
        return R.error("登录失败。");
    }
}
